app.controller("itemCatController",function ($scope,$controller,itemCatService) {
    $scope.list = [];
    $scope.grade = 1;

    $scope.entity_1 = {};
    $scope.entity_2 = {};

    $scope.setGrade = function (num) {
        $scope.grade = num;
    }

    $scope.selectList = function (entity) {
        if ($scope.grade == 1){
            $scope.entity_1 = {};
            $scope.entity_2 = {};
        }else if ($scope.grade == 2){
            $scope.entity_1 = entity;
            $scope.entity_2 = {};
        }else{
            $scope.entity_2 = entity;
        }
        $scope.findByParentId(entity.id);
    }

    $scope.findByParentId = function (parentId) {
        itemCatService.findByParentId(parentId).then(function (result) {
            $scope.list = result.data;
        })
    }
})